COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Operating Lease Agreements, Years ending December 31:
2017	$ 10,173
2018	10,380
2019	9,626
2020	8,975
2021	7,548
2022 and thereafter	25,043
Total	71,745
Other Operating Contracts and Agreement, Years ending December 31:
2017	73,419
2018	23,472
2019	20,229
2020	17,308
2021	15,462
2022 and thereafter	69,117
Total	$ 219,007